Warm mist humidifier



FIG. 1 is a front elevational view of a warm mist humidifier showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevational view thereof, the opposite side being a mirror image of that shown. 

The ornamental design for a warm mist humidifier, as shown and described. 